Nintendo Mario Kart Radio Control Yoshi 1/8th Scale. Take the controls of a real Mario Kart! Experience all the excitement of Mario Kart racing just about anywhere. This kart includes a 1/8th scale Yoshi in his kart with a controller. Plug and play fun, Just hook up the controller to the kart whenever you want to charge up. Batteries included. Dimensions: 14" L x 18" W x 13" H; 7 lbs.